Vulnerability Monitor

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CVE-2021-20987

A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery.

Published

2021-02-16T17:15:12.973

Last Modified

2024-11-21T05:47:20.333

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.6 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-787
  • Type: Primary
    CWE-787
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System hilscher ethernet\/ip_adapter_firmware < 2.13.0.21 Yes
Hardware hilscher ethernet\/ip_adapter - No
Operating System pepperl-fuchs wcs_firmware ≤ 1.2.1 Yes
Hardware pepperl-fuchs wcs3b-ls510 - No
Hardware pepperl-fuchs wcs3b-ls510-om - No
Hardware pepperl-fuchs wcs3b-ls510d - No
Hardware pepperl-fuchs wcs3b-ls510d-om - No
Hardware pepperl-fuchs wcs3b-ls510dh - No
Hardware pepperl-fuchs wcs3b-ls510dh-om - No
Hardware pepperl-fuchs wcs3b-ls510h - No
Hardware pepperl-fuchs wcs3b-ls510h-om - No
Operating System pepperl-fuchs pxv100-f200-b25-v1d_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pxv100-f200-b25-v1d - No
Operating System pepperl-fuchs pxv100i-f200-b25-v1d_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pxv100i-f200-b25-v1d - No
Operating System pepperl-fuchs pcv100-f200-b25-v1d-6011-6720_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pcv100-f200-b25-v1d-6011-6720 - No
Operating System pepperl-fuchs pcv50-f200-b25-v1d_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pcv50-f200-b25-v1d - No
Operating System pepperl-fuchs pcv80-f200-b25-v1d_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pcv80-f200-b25-v1d - No
Operating System pepperl-fuchs pcv100-f200-b25-v1d-6011_firmware ≤ 1.10.0 Yes
Hardware pepperl-fuchs pcv100-f200-b25-v1d-6011 - No
References